Threats Tagged 'cve-2026-75509'
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Threats Tagged 'cve-2026-75509'
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A vulnerability in the authlib joserfc Python library prior to version 1.7.3 allows issuer-validation bypass due to improper handling of array-valued 'iss' claims in JWT token validation. This can lead to authentication bypass by spoofing the issuer claim. The issue is fixed in version 1.7.3. Join the discussion | CVE Database V5 | 08/24/2026, 20:08:07 UTC Added: 08/24/2026, 20:22:44 UTC |
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